SAM Composites India Pvt. Ltd. are one of the well-experienced epoxy glass laminate manufacturers. We serve a diverse range of industries and applications with our laminate sheets. Established 30 years ago, we have earned a great reputation among our customers with our no-compromise-on-quality attitude. We know different applications have specific requirements, so we make customized products as well as a large number of standard products in various compositions of material and properties. Thus, we provide for electrical and electronic appliances, mechanical parts, aircraft, medical equipment, automotive components and sports goods.
We maintain high standards of manufacturing as we are certified by IEC and ISO. Besides, our specific sheets are approved by NEMA, Military, UL, and ASTM grades. Being one of the top epoxy glass laminate manufacturers, we also comply with sustainable manufacturing practices as we believe in conducting our business without harming the planet.
Epoxy glass composites are renowned for their excellent properties. We use it to make laminate sheets, which are then used in various applications. To ensure these qualities are present in exact proportions, we follow the precision engineering approach. Our standard laminates are available in multiple series with many varieties in each of them. Here are some of the essential qualities that we do not compromise as one of the quality-committed.
Apart from these, our epoxy glass laminates also have excellent thermal properties, such as specific gravity, thermal conductivity, specific heat, etc. Made from various combinations of substrate and matrices, we provide our customers with a comprehensive range to choose from based on their specific conditional requirements. We have earned our name as one of the epoxy glass laminate manufacturers because we supply them only after conducting stringent tests and inspections in our quality assessment system.
SAM Composites India Pvt. Ltd. has a well established facility to manufacture, store and supply different grades of epoxy glass sheets. We have many reputed business partners who rely on our supplies to assemble their products. So, if anyone is looking for the premium epoxy glass laminate manufacturers, we are the best choice for them.
Typical Applications:
| Item | NEMA Grade FR4 Glass Epoxy Laminate | |||
|---|---|---|---|---|
| Description | NEMA Grade FR4 materials are glass fabric reinforced laminates, bonded with flame resistant epoxy resin. At temperatures as high as 130°C, the material maintains excellent mechanical, electrical, and physical properties. Certified by UL, RoHS, and REACH, FR4 from The SAM Group ensures safety, reliability, and consistency. | |||
| Standards | NEMA LI-1: Grade FR4 | MIL-I-24768/27 | IEC 60893: EPGC 202 (sheet) | |
| Availability: | English Units (in) | SI Units (mm) | ||
| Laminate Sheets: | Thickness: | 0.008 to 5.1 | 0.2 to 130 | |
| Standard Size (in mm) | 1220 x 2440 1220 x 2135 |
|||
| Special Sizes Upon Request | 1220 x 2440 | |||
| Standard Color | Green | Yellow | Black | |||
| Convolute Tubing: | FR4 convolute tubes are available from The SAM Group in nearly any custom size of inside and outside diameter, per customer requirements | |||
| Fabricated | The SAM Group custom fabricates insulation material to the exact specifications and drawings of our customers. | |||
| Key Characteristics | Test Method | Units | Values |
|---|---|---|---|
| Mechanical Tensile Strength | ASTM D-638 | psi (MPA) | |
| LW | 40000 (275) | ||
| CW | 32000 (220) | ||
| Flexural Strength | ASTM D-790 | psi | |
| Flatwise | 27000 (186) | ||
| Edgewise | 22000 (152) | ||
| Compressive Strength | ASTM D-695 | psi | |
| Flatwise | 60000 (413) | ||
| Edgewise | 35000 (240) | ||
| Rockwell Hardness | ASTM - D785 | M Scale | M111 |
| Deformation & Shrinkage Cold Flow at 4000 psi | percent | 0.25 |
| Key Characteristics | Test Method | Units | Values |
|---|---|---|---|
| Electric Strength | ASTM D-149 | kV/mm | 16 |
| Dielectric strength perpendicular | ASTM D-149 | V/mil | |
| Short time test | 1/8 in. | 550 | |
| Step by Step test | 1/8 in. | 350 | |
| Impact Strength (Izod) | ASTM D-256 | ft.lb/in | 7 |
| Bonding Strength | ASTM D-229 | lb | 1600 |
| Permittivity | at 1 MHz | 5.4 | |
| Dissipation factor | at 1 MHz | -- | |
| Breakdown Voltage | ASTM D-149 | KV | 45 |
| Comparative Tracking index | ASTM D-695 | CTI | 390 |
| Insulation Resistance | ohm | 2000000 |
| Key Characteristics | Test Method | Units | Values |
|---|---|---|---|
| Specific Gravity | ASTM D-792 | G/cm3 | 1.9 +/- 0.1 |
| Specific Volume | in3 | 14.9 | |
| Thermal Expansion | cm/cm. C | 0.00001 | |
| Thermal conductivity | ASTM D-256 | Cal.cm/s.cm2. C | 0.0007 |
| Specific Heat | cal/g.C | 0.35 - 0.40 | |
| Moisture / Water Absorbtion | ASTM D-570 | % max | 0.1 |
| Temperature Index | NEMA | C | 135 |
| Insulation Class | B | ||
| Flammability | UL 94 | V0 | |
| Convolute Tubing | Yes | ||
| Highlights |
High Mechanical,
Electrical, Electronics
applications. UL94V-0 |
In compliance with RoHS and REACH directives
The information, suggestions, and recommendations provided on our products are based on tests and data that we believe to be accurate. However, it is the sole responsibility of the user to determine the suitability of any material described herein for their intended use, the manner of such use, and whether the use infringes any patents. We make no warranty, expressed or implied, including but not limited to warranties of merchantability or fitness for a particular purpose.
It is important to note that we shall not be liable for any incidental or consequential loss or damage resulting from the use of our products. We strongly recommend that users perform their own tests and evaluations to determine the suitability of our products for their particular purposes.
If you are interested in our products, please feel free to contact us！or send email to us！Email Address:sales@samcomposites.com
If you are interested in our products, please feel free to contact us！
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